18885090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 54665280

約数和(自身を除く): 35780190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 49, 58, 70, 87, 98, 105, 145, 147, 174, 203, 210, 245, 290, 294, 406, 435, 443, 490, 609, 735, 870, 886, 1015, 1218, 1329, 1421, 1470, 2030, 2215, 2658, 2842, 3045, 3101, 4263, 4430, 6090, 6202, 6645, 7105, 8526, 9303, 12847, 13290, 14210, 15505, 18606, 21315, 21707, 25694, 31010, 38541, 42630, 43414, 46515, 64235, 65121, 77082, 89929, 93030, 108535, 128470, 130242, 179858, 192705, 217070, 269787, 325605, 385410, 449645, 539574, 629503, 651210, 899290, 1259006, 1348935, 1888509, 2697870, 3147515, 3777018, 6295030, 9442545, 18885090]

約数ペア:

[(1, 18885090), (2, 9442545), (3, 6295030), (5, 3777018), (6, 3147515), (7, 2697870), (10, 1888509), (14, 1348935), (15, 1259006), (21, 899290), (29, 651210), (30, 629503), (35, 539574), (42, 449645), (49, 385410), (58, 325605), (70, 269787), (87, 217070), (98, 192705), (105, 179858), (145, 130242), (147, 128470), (174, 108535), (203, 93030), (210, 89929), (245, 77082), (290, 65121), (294, 64235), (406, 46515), (435, 43414), (443, 42630), (490, 38541), (609, 31010), (735, 25694), (870, 21707), (886, 21315), (1015, 18606), (1218, 15505), (1329, 14210), (1421, 13290), (1470, 12847), (2030, 9303), (2215, 8526), (2658, 7105), (2842, 6645), (3045, 6202), (3101, 6090), (4263, 4430)]